physattr

physattr (in Demographics)

Variable Summary	Undergrad	Freshman	Sophomore	Junior	Senior
Sexually active students:	Undergrad	Freshman	Sophomore	Junior	Senior
Casual-sexually active students:	Undergrad	Freshman	Sophomore	Junior	Senior

students (physattr)

All Rs Female Male

Mean (Std. Dev.) 7.03 (1.45) 6.99 (1.44) 7.12 (1.48)

1 77 0.38% 53 0.38% 24 0.40%

2 99 0.49% 69 0.49% 30 0.50%

3 313 1.56% 210 1.50% 103 1.70%

4 492 2.45% 367 2.63% 125 2.07%

5 1756 8.75% 1288 9.22% 464 7.67%

6 2831 14.10% 2024 14.49% 802 13.25%

7 6726 33.51% 4655 33.31% 2048 33.85%

8 5692 28.36% 3994 28.58% 1687 27.88%

9 1304 6.50% 856 6.13% 447 7.39%

10 783 3.90% 457 3.27% 321 5.30%

Missing 58
(0.29%) – 40
(0.29%) – 18
(0.30%) –

Total 20131 100% 14013 100% 6069 100%

These tables reflect only undergraduates attending 4-year colleges who are of normative age -- 18, 19, 20, 21, or 22, +/- 1, for freshman, sophomores, juniors, and seniors, respectively.

students (physattr)
	All Rs		Female		Male
Mean (Std. Dev.)	7.03 (1.45)		6.99 (1.44)		7.12 (1.48)
1	77	0.38%	53	0.38%	24	0.40%
2	99	0.49%	69	0.49%	30	0.50%
3	313	1.56%	210	1.50%	103	1.70%
4	492	2.45%	367	2.63%	125	2.07%
5	1756	8.75%	1288	9.22%	464	7.67%
6	2831	14.10%	2024	14.49%	802	13.25%
7	6726	33.51%	4655	33.31%	2048	33.85%
8	5692	28.36%	3994	28.58%	1687	27.88%
9	1304	6.50%	856	6.13%	447	7.39%
10	783	3.90%	457	3.27%	321	5.30%
Missing	58 (0.29%)	–	40 (0.29%)	–	18 (0.30%)	–
Total	20131	100%	14013	100%	6069	100%